usr/src/cmd/auditstat/auditstat.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 #include "statcommon.h"
  27
  28 #include <sys/types.h>
  29 #include <stdlib.h>
  30 #include <ctype.h>
  31 #include <stdio.h>
  32 #include <bsm/audit.h>
  33 #include <bsm/libbsm.h>
  34 #include <unistd.h>
  35 #include <locale.h>
  36
  37 #if !defined(TEXT_DOMAIN)               /* Should be defined by cc -D */
  38 #define TEXT_DOMAIN "SYS_TEST"          /* Use this only if it isn't */
  39 #endif
  40
  41
  42 /*
  43  * Display header every HEADER_MOD lines printed
  44  */
  45 #define         DFLT_HEADER_MOD (20)
  46 #define         ONEK (1024)
  47
  48 #define         CFLG (0x01)
  49 #define         HFLG (0x02)
  50 #define         IFLG (0x04)
  51 #define         NFLG (0x08)
  52 #define         VFLG (0x10)
  53
  54 extern char     *optarg;
  55
  56 static int      count;
  57 static int      flags;
  58 static int      header_mod = DFLT_HEADER_MOD;
  59 static int      interval;
  60 static uint_t timestamp_fmt = NODATE;
  61
  62 static void     display_stats();
  63 static void     eauditon();
  64 static void     parse_args();
  65 static void     usage_exit();
  66 static int      strisdigit();
  67
  68 int
  69 main(argc, argv)
  70 int     argc;
  71 char    **argv;
  72 {
  73         register int    i;
  74         au_stat_t s;
  75
  76         (void) setlocale(LC_ALL, "");
  77         (void) textdomain(TEXT_DOMAIN);
  78
  79         (void) setbuf(stdout, (char *)0);
  80         (void) setbuf(stderr, (char *)0);
  81
  82         parse_args(argc, argv);
  83
  84         if (!flags) {
  85                 eauditon(A_GETSTAT, (caddr_t)&s, NULL);
  86                 if (timestamp_fmt != NODATE)
  87                         print_timestamp(timestamp_fmt);
  88                 display_stats(&s, 0);
  89                 exit(0);
  90         }
  91
  92         if (flags & VFLG || flags & NFLG)
  93                 eauditon(A_GETSTAT, (caddr_t)&s, NULL);
  94
  95         if (flags & VFLG)
  96                 (void) printf("version = %d\n", s.as_version);
  97
  98         if (flags & NFLG)
  99                 (void) printf("number of kernel events = %d\n", s.as_numevent);
 100
 101         if (!(flags & IFLG))
 102                 exit(0);
 103
 104         /* CSTYLED */
 105         for (i = 0;; i++) {
 106                 eauditon(A_GETSTAT, (caddr_t)&s, NULL);
 107                 if (timestamp_fmt != NODATE)
 108                         print_timestamp(timestamp_fmt);
 109                 display_stats(&s, i);
 110                 if ((flags & CFLG) && count)
 111                         if (i == count - 1)
 112                                 break;
 113                 (void) sleep(interval);
 114         }
 115
 116         return (0);
 117 }
 118
 119
 120 static void
 121 display_stats(s, cnt)
 122 au_stat_t *s;
 123 {
 124         int     offset[12];   /* used to line the header up correctly */
 125         char    buf[512];
 126
 127         (void) sprintf(buf,
 128 "%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u %n%4u%n",
 129                 s->as_generated,        &(offset[0]),
 130                 s->as_nonattrib,        &(offset[1]),
 131                 s->as_kernel,           &(offset[2]),
 132                 s->as_audit,            &(offset[3]),
 133                 s->as_auditctl,         &(offset[4]),
 134                 s->as_enqueue,          &(offset[5]),
 135                 s->as_written,          &(offset[6]),
 136                 s->as_wblocked,         &(offset[7]),
 137                 s->as_rblocked,         &(offset[8]),
 138                 s->as_dropped,          &(offset[9]),
 139                 s->as_totalsize / ONEK, &(offset[10]),
 140                 s->as_memused / ONEK,   &(offset[11]));
 141
 142         /* print a properly aligned header every HEADER_MOD lines */
 143         if (header_mod && (!cnt || ((timestamp_fmt != NODATE) ?
 144             !(cnt % (header_mod / 2)) : !(cnt % header_mod)))) {
 145                 (void) printf(
 146                         "%*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s\n",
 147                         offset[0] - 1,                  "gen",
 148                         offset[1] - offset[0] - 1,      "nona",
 149                         offset[2] - offset[1] - 1,      "kern",
 150                         offset[3] - offset[2] - 1,      "aud",
 151                         offset[4] - offset[3] - 1,      "ctl",
 152                         offset[5] - offset[4] - 1,      "enq",
 153                         offset[6] - offset[5] - 1,      "wrtn",
 154                         offset[7] - offset[6] - 1,      "wblk",
 155                         offset[8] - offset[7] - 1,      "rblk",
 156                         offset[9] - offset[8] - 1,      "drop",
 157                         offset[10] - offset[9] - 1,     "tot",
 158                         offset[11] - offset[10],        "mem");
 159         }
 160
 161         (void) puts(buf);
 162 }
 163
 164
 165 static void
 166 eauditon(cmd, data, length)
 167 int     cmd;
 168 caddr_t data;
 169 int     length;
 170 {
 171         if (auditon(cmd, data, length) == -1) {
 172                 perror("auditstat: auditon");
 173                 exit(1);
 174         }
 175 }
 176
 177
 178 static void
 179 parse_args(argc, argv)
 180 int     argc;
 181 char    **argv;
 182 {
 183         int     c;
 184
 185         while ((c = getopt(argc, argv, "c:h:i:vnT:")) != -1) {
 186                 switch (c) {
 187                 case 'c':
 188                         if (flags & CFLG)
 189                                 usage_exit();
 190                         flags |= CFLG;
 191                         if (strisdigit(optarg)) {
 192                                 (void) fprintf(stderr,
 193                                 "auditstat: invalid count specified.\n");
 194                                 exit(1);
 195                         }
 196                         count = atoi(optarg);
 197                         break;
 198                 case 'h':
 199                         if (flags & HFLG)
 200                                 usage_exit();
 201                         flags |= HFLG;
 202                         if (strisdigit(optarg)) {
 203                                 (void) fprintf(stderr,
 204                                 "auditstat: invalid header arg specified.\n");
 205                                 exit(1);
 206                         }
 207                         header_mod = atoi(optarg);
 208                         break;
 209                 case 'i':
 210                         if (flags & IFLG)
 211                                 usage_exit();
 212                         flags |= IFLG;
 213                         if (strisdigit(optarg)) {
 214                                 (void) fprintf(stderr,
 215                                 "auditstat: invalid interval specified.\n");
 216                                 exit(1);
 217                         }
 218                         interval = atoi(optarg);
 219                         break;
 220                 case 'n':
 221                         if (flags & NFLG)
 222                                 usage_exit();
 223                         flags |= NFLG;
 224                         break;
 225                 case 'v':
 226                         if (flags & VFLG)
 227                                 usage_exit();
 228                         flags |= VFLG;
 229                         break;
 230                 case 'T':
 231                         if (optarg) {
 232                                 if (*optarg == 'u')
 233                                         timestamp_fmt = UDATE;
 234                                 else if (*optarg == 'd')
 235                                         timestamp_fmt = DDATE;
 236                                 else
 237                                         usage_exit();
 238                         } else {
 239                                 usage_exit();
 240                         }
 241                         break;
 242                 case '?':
 243                 default:
 244                         usage_exit();
 245                         break;
 246                 }
 247         }
 248 }
 249
 250
 251 static void
 252 usage_exit()
 253 {
 254         (void) fprintf(stderr,
 255             "auditstat: usage: auditstat [-c count] [-h lines] "
 256             "[-T d|u] [-i interval] [-n] [-v]\n");
 257         exit(1);
 258 }
 259
 260
 261 static int
 262 strisdigit(s)
 263 char    *s;
 264 {
 265         for (; *s; s++)
 266                 if (!isdigit(*s))
 267                         return (1);
 268
 269         return (0);
 270 }